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Finding the Fourth Proportional to 894.94, 1,341.33 and 374.74

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Solution

The fourth proportional to 894.94, 1,341.33 and 374.74 is: 561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.94 : 1,341.33 = 374.74 : x
  2. Step 2: Convert to fraction form
    894.94/1,341.33 = 374.74/x
  3. Step 3: Cross multiply
    894.94x = 1,341.33 × 374.74
  4. Step 4: Simplify right side
    894.94x = 502,650.00
  5. Step 5: Solve for x
    x = 502,650.00/894.94
  6. Step 6: Final answer
    x = 561.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.